--- dns-tcp-queries-received-ipv4: 259690138 dns-tcp-queries-received-ipv6: 22291272 dns-tcp-responses-sent-ipv4: 259680878 dns-tcp-responses-sent-ipv6: 22284014 dns-udp-queries-received-ipv4: 6622459020 dns-udp-queries-received-ipv6: 1527620371 dns-udp-responses-sent-ipv4: 6338874540 dns-udp-responses-sent-ipv6: 1521253453 metric: traffic-volume service: f.root-servers.net start-period: 2018-01-17T00:00:00Z version: rssac002v3